SIGNED HARRY WINSTON, TOURBILLON 110 HOURS, PROJECT Z3 MODEL, NO. 14/25, REF. 400-MAT44Z, CASE NO. 25'133, CIRCA 2009

US$20,000-30,000

With Harry Winston blank International Warranty, product literature, instruction manual, fitted presentation box and outer packaging.

The present watch is numbered 14 of a limited edition of 25 pieces only.